Results 61 to 70 of about 24,165,853 (303)

Two‐Step Thermal Upcycling of Flexible Printed Circuit Board Waste Into Metallic Copper Nanoparticles: Synthesis and Characterization

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐step thermal upcycling process converts flexible printed circuit board waste into high‐purity copper nanoparticles using polymer degradation and arc discharge. The synthesized nanoparticles exhibit controlled morphology and high metal purity.
Bikesh S. Ghinangju   +2 more
wiley   +1 more source

Probiotic properties of Lactobacillus rhamnosus GL68 with cholesterol-lowering and antioxidant activities in vitro and its effects on SD rats fed with a high-fat diet

open access: yesFrontiers in Microbiology
IntroductionSome probiotic microorganisms have been proven to offer several health benefits. However, there are few reports on lactic acid bacteria with cholesterol-lowering and antioxidant activities in vitro and on their probiotic effects on hosts ...
Yurong Gao   +3 more
doaj   +1 more source

Highly Conductive and Transparent Coatings via Low‐Temperature Hydroiodic Acid Vapor Treatment of Oxo‐Graphene Thin Films

open access: yesAdvanced Materials Technologies, EarlyView.
The double self‐assembly (DSA) method applied to oxo‐graphene (oxo‐G) flakes followed by hydroiodic acid (HI) vapor treatment and low‐temperature annealing yields highly conductive, optically transparent thin films with the potential for applications in electronic and optoelectronic devices.
Arindam Konar   +13 more
wiley   +1 more source

Community economic development assessment: Edna, Kansas

open access: yes, 1989
Community development assessment team members: George Mathews, Carlene Hurtig and Ken Sherraden. "February, 1989."Introduction -- Executive Summary -- Chapter I - Travel and Tourism -- Training And Cooperation in Tourism -- Promoting Special Attractions -
Kansas Department of Commerce, Community Development Division
core   +1 more source

The development of ski areas and its relation to the Alpine economy in Switzerland

open access: yesSwiss Journal of Economics and Statistics
Cableways alleviate access to the Alps and were crucial in establishing the skiing tourism boom of the after-war years. Moreover, cableway operators employ a large share of residents, are complemented by tourism-related services and are therefore a key ...
Pascal Troxler   +2 more
doaj   +1 more source

Mapping municipal land policies: applications of flexible zoning for densification

open access: yesBuildings & Cities
Municipalities develop individual land policies and can choose not to apply available planning instruments or to apply them differently than intended. While this strategic action can endanger the effectiveness of public policies, it is rarely considered ...
Vera Götze   +2 more
doaj   +1 more source

Economic Development Plan for the Gulf Coast Region

open access: yes, 1998
80 pgs.This is the annual update of the Economic Development Plan (EDP). The EDP is the planning document for the Gulf Coast State Planning region, and is the central document for the region's Overall Economic Development Program (OEDP).
Gulf Coast Economic Development District
core   +1 more source

Creating Livable Cities: Regional Perspectives [PDF]

open access: yes, 2019
The shift of people from rural areas to cities and urban towns in developing and emerging economies is one of the most profound demographic changes happening globally.
Inter-American Development Bank
core   +1 more source

Technical Feasibility Study of Autonomous Field Robot‐Based on‐the‐go Assessment of Soil Nutrients Using Ion‐Sensitive Field‐Effect Transistors

open access: yesAdvanced Robotics Research, EarlyView.
Autonomous field robots equipped with ISFET‐based sensors enable rapid, spatially resolved soil nutrient analysis directly in the field. An automated system based on the BoniRob platform is presented for standardized on‐site extraction and measurement of key macronutrients and soil pH.
Vadim Riedel   +3 more
wiley   +1 more source

A bioeconomic approach to sustainability with ecological thresholds as an operational indicator

open access: yesEnvironmental and Sustainability Indicators, 2020
We suggest that sustainability can be defined on the basis of intergenerational efficiency once the welfare potentials of future generations are explicitly taken into account.
Kostas Bithas
doaj   +1 more source

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